#ifdef __OpenBSD__
#define DRM_DIR_NAME "/dev"
-#define DRM_DEV_NAME "%s/drm%d"
-#define DRM_CONTROL_DEV_NAME "%s/drmC%d"
-#define DRM_RENDER_DEV_NAME "%s/drmR%d"
+#define DRM_PRIMARY_MINOR_NAME "drm"
+#define DRM_CONTROL_MINOR_NAME "drmC"
+#define DRM_RENDER_MINOR_NAME "drmR"
#else
#define DRM_DIR_NAME "/dev/dri"
-#define DRM_DEV_NAME "%s/card%d"
-#define DRM_CONTROL_DEV_NAME "%s/controlD%d"
-#define DRM_RENDER_DEV_NAME "%s/renderD%d"
+#define DRM_PRIMARY_MINOR_NAME "card"
+#define DRM_CONTROL_MINOR_NAME "controlD"
+#define DRM_RENDER_MINOR_NAME "renderD"
#define DRM_PROC_NAME "/proc/dri/" /* For backward Linux compatibility */
#endif
+#define DRM_DEV_NAME "%s/" DRM_PRIMARY_MINOR_NAME "%d"
+#define DRM_CONTROL_DEV_NAME "%s/" DRM_CONTROL_MINOR_NAME "%d"
+#define DRM_RENDER_DEV_NAME "%s/" DRM_RENDER_MINOR_NAME "%d"
+
+#define DRM_NODE_NAME_MAX \
+ (sizeof(DRM_DIR_NAME) + 1 /* slash */ \
+ + MAX3(sizeof(DRM_PRIMARY_MINOR_NAME), \
+ sizeof(DRM_CONTROL_MINOR_NAME), \
+ sizeof(DRM_RENDER_MINOR_NAME)) \
+ + sizeof("144") /* highest possible node number */ \
+ + 1) /* NULL-terminator */
+
#define DRM_ERR_NO_DEVICE (-1001)
#define DRM_ERR_NO_ACCESS (-1002)
#define DRM_ERR_NOT_ROOT (-1003)
: "cr0", "memory"); \
} while (0)
+# elif defined (__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \
+ || defined (__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \
+ || defined (__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) \
+ || defined (__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \
+ || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \
+ || defined(__ARM_ARCH_7EM__)
+ /* excluding ARMv4/ARMv5 and lower (lacking ldrex/strex support) */
+ #undef DRM_DEV_MODE
+ #define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
+
+ #define DRM_CAS(lock,old,new,__ret) \
+ do { \
+ __asm__ __volatile__ ( \
+ "1: ldrex %0, [%1]\n" \
+ " teq %0, %2\n" \
+ " ite eq\n" \
+ " strexeq %0, %3, [%1]\n" \
+ " movne %0, #1\n" \
+ : "=&r" (__ret) \
+ : "r" (lock), "r" (old), "r" (new) \
+ : "cc","memory"); \
+ } while (0)
+
#endif /* architecture */
#endif /* __GNUC__ >= 2 */
extern int drmSetClientCap(int fd, uint64_t capability,
uint64_t value);
+extern int drmCrtcGetSequence(int fd, uint32_t crtcId,
+ uint64_t *sequence, uint64_t *ns);
+extern int drmCrtcQueueSequence(int fd, uint32_t crtcId,
+ uint32_t flags, uint64_t sequence,
+ uint64_t *sequence_queued,
+ uint64_t user_data);
/* General user-level programmer's API: authenticated client and/or X */
extern int drmMap(int fd,
drm_handle_t handle,
extern int drmSetMaster(int fd);
extern int drmDropMaster(int fd);
+extern int drmIsMaster(int fd);
-#define DRM_EVENT_CONTEXT_VERSION 3
+#define DRM_EVENT_CONTEXT_VERSION 4
typedef struct _drmEventContext {
unsigned int crtc_id,
void *user_data);
+ void (*sequence_handler)(int fd,
+ uint64_t sequence,
+ uint64_t ns,
+ uint64_t user_data);
} drmEventContext, *drmEventContextPtr;
extern int drmHandleEvent(int fd, drmEventContextPtr evctx);
extern int drmSyncobjWait(int fd, uint32_t *handles, unsigned num_handles,
int64_t timeout_nsec, unsigned flags,
uint32_t *first_signaled);
+extern int drmSyncobjReset(int fd, const uint32_t *handles, uint32_t handle_count);
+extern int drmSyncobjSignal(int fd, const uint32_t *handles, uint32_t handle_count);
+extern int drmSyncobjTimelineSignal(int fd, const uint32_t *handles,
+ uint64_t *points, uint32_t handle_count);
+extern int drmSyncobjTimelineWait(int fd, uint32_t *handles, uint64_t *points,
+ unsigned num_handles,
+ int64_t timeout_nsec, unsigned flags,
+ uint32_t *first_signaled);
+extern int drmSyncobjQuery(int fd, uint32_t *handles, uint64_t *points,
+ uint32_t handle_count);
+extern int drmSyncobjQuery2(int fd, uint32_t *handles, uint64_t *points,
+ uint32_t handle_count, uint32_t flags);
+extern int drmSyncobjTransfer(int fd,
+ uint32_t dst_handle, uint64_t dst_point,
+ uint32_t src_handle, uint64_t src_point,
+ uint32_t flags);
#if defined(__cplusplus)
}